BS HD 60269-3:2010+A2:2022
低压熔断器 对非熟练人员使用的保险丝的补充要求(主要用于家用或类似用途的保险丝) 保险丝 A 至 F 标准化系统示例
Low-voltage fuses. Supplementary requirements for fuses for use by unskilled persons (fuses mainly for household or similar applications). Examples of standardized systems of fuses A to F